Restructuring. Added services.

Aurora/Backend/Services/BaseService.cs

@@ -0,0 +1,22 @@
+using System;
+
+namespace Aurora.Backend.Services
+{
+    public abstract class BaseService<T> where T : class
+    {
+        private static volatile Lazy<T> _instance = new Lazy<T>(() => CreateInstanceOfT());
+
+        public static T Instance
+        {
+            get { return _instance.Value; }
+        }
+
+        private static T CreateInstanceOfT()
+        {
+
+            return Activator.CreateInstance(typeof(T), true) as T;
+
+        }
+    }
+}
+